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United States Patent | 5,579,896 |
Braun ,   et al. | December 3, 1996 |
A scraper conveyor has a channel having a pair of parallel and longitudinally extending upstanding sides and a chain extending longitudinally along the channel between the sides thereof and normally advanced therein in a travel direction. A chain-arresting system has a crosspiece fixable to the chain and having outer ends juxtaposed with the channel sides and each of a predetermined length measured in the direction. Respective blocks fittable with the sides of the channel are each formed with an inwardly open inner groove into which the respective end of the crosspiece can engage. An abutment in the groove has a rear face directed backward against the direction and engageable with the respective crosspiece end and an inner hole spaced in the direction rearward of the abutment face by a distance greater than the crosspiece-end length. Respective pins engageable through the inner holes behind the respective crosspiece ends trap same in the respective blocks.
Inventors: | Braun; Ernst (Essen, DE); Braun; Gert (Essen, DE) |
Assignee: | DBT Deutsche Bergbau-Technik GmbH (Wuppertal, DE) |
Appl. No.: | 403004 |
Filed: | March 10, 1995 |
Mar 30, 1994[DE] | 94 05 389.8 U |
Current U.S. Class: | 198/728; 198/735.1; 198/813; 198/866 |
Intern'l Class: | B65G 019/00 |
Field of Search: | 198/717,719,728,731,733,735.1,813,866 |